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Tomas Bale?entis,Asta Kantaraviciene,Vytautas Kedaitis
Pág. 185 - 193
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Yasuyuki Ikegami, Takeshi Yasunaga and Takafumi Morisaki
Ocean Thermal Energy Conversion (OTEC) using non-azeotropic mixtures such as ammonia/water as working fluid and the multistage cycle has been investigated in order to improve the thermal efficiency of the cycle because of small ocean temperature differen...
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Yasuyuki Ikegami, Takeshi Yasunaga and Takafumi Morisaki
Ocean Thermal Energy Conversion (OTEC) using non-azeotropic mixtures such as ammonia/water as working fluid and the multistage cycle has been investigated in order to improve the thermal efficiency of the cycle because of small ocean temperature differen...
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Yasuyuki Ikegami, Takeshi Yasunaga and Takafumi Morisaki
Ocean Thermal Energy Conversion (OTEC) using non-azeotropic mixtures such as ammonia/water as working fluid and the multistage cycle has been investigated in order to improve the thermal efficiency of the cycle because of small ocean temperature differen...
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Marko Motaln and Tone Lerher
Numerical simulations play a vital role in the modern engineering industry, especially when faced with interconnected challenges such as particle interactions and the structural integrity of conveyor systems. This article focuses on the handling of mater...
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Brahim Menacer, Mostefa Bouchetara
Pág. 299 - 306
The oil consumption in an internal combustion engine is an important source of pollution and particulate emissions, main efforts are done by the manufacturers to reduce to the maximum the impact of the oil consumption on the emissions of the engine, and ...
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Corrado Lo Storto
This article reports the outcome of a performance study of the water service provision industry in Italy. The study evaluates the efficiency of 21 ?private or public-private? equity and 32 ?public? equity water service operators and investigates controll...
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Jin Gu Kang, Moon Chan Kim, Hyeon Ung Kim and I. Rok Shin
This study provides a comparison of propulsion performance, with a particular focus on efficiency, by varying rake distribution at the tips of propellers. Owing to increased attention to environmental pollution, there is a significant interest in reducin...
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Yalin Dai, Zhouwei Fan, Jian Xu, You He and Xiongqing Yu
A special feature of airbreathing hypersonic aircraft is the complex coupling between aerodynamic and propulsive performances. This study presents a rapid analysis methodology for the integration of these two critical aspects in the conceptual design of ...
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Ilaria Capanna, Angelo Aloisio, Franco Di Fabio and Massimo Fragiacomo
The city of L?Aquila (Italy) includes a significant amount of masonry palaces erected from the middle of the 13th century up to the first half of the 20th century. This paper focuses on the seismic response of a masonry palace built during the first half...
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Flavia Bustos, Jorge Hinojosa and Víctor Tuninetti
The computational modeling of hysteretic dampers is a powerful tool for design, allowing us to predict and optimize damper performance. In this research, a numerical model, based on Chaboche?s nonlinear kinematic hardening constitutive law, was implement...
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Hubdar Hussain, Xiangyu Gao and Anqi Shi
In this study, detailed finite element analysis was conducted to examine the seismic performance of square and circular hollow steel braces under axial cyclic loading. Finite element models of braces were constructed using ABAQUS finite element analysis ...
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Falian Xie, Haihong Song and Huina Zhang
Upon the need for sustainability and natural lighting performance simulation for high-speed railway station waiting halls in cold regions, a new prediction method was proposed for the quantitative analysis of their natural lighting performance in the ear...
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Carl Fiocchi, Simi Hoque and Mohammad Shahadat
Energy conservation and efficiency is an essential area of focus in contemporary building design. The perception that the designers of buildings during the Modernist period of architecture ignored these principles is a false one. The present study, an ex...
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Daniel Olivares, Gerardo Romero, Jose A. Guerrero and Rogelio Lozano
DC motor speed synchronization is a critical problem in industrial and robotic applications. To tackle this problem, we propose to use a multi-agent consensus-based control scheme that guarantees the convergence of the DC motor speeds to either fixed or ...
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Hao Qi, Shaowei Hu, Xiang Xue, Changxi Shan, Wenhao Li, Yajia Wang and Peiyi Wang
To prevent brittle damage and improve the post-earthquake rapid repair capability of beam-column connections, a precast reduced beam section (PRBS) connection joint that can be rapidly repaired under earthquake action was proposed in this study. Four spe...
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Marcello Rava, Panagiotis Dafnakis, Vittorio Martini, Giuseppe Giorgi, Vincenzo Orlando, Giuliana Mattiazzo, Giovanni Bracco and Andrea Gulisano
This work presents the Water Energy Point Absorber (WEPA), which is a heaving single-buoy point absorber optimized for a specific site off the west coast of Sardinia Island. The aim of the study is to present the optimization process undertaken to identi...
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Wei Jiang, Weicheng Xie and Shuai Sun
As the key mechanism of attitude control of micro/nano-satellites, the flywheel design is mostly based on empirical formulae that do not meet the requirements of lightweight and high-performance micro/nano-satellite platforms. In this paper, the structur...
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Bijen Khagi, Kun Ho Lee, Kyu Yeong Choi, Jang Jae Lee, Goo-Rak Kwon and Hee-Deok Yang
This paper presents an efficient computer-aided diagnosis (CAD) approach for the automatic detection of Alzheimer?s disease in patients? T1 MRI scans using the voxel-based morphometry (VBM) analysis of the region of interest (ROI) in the brain. The idea ...
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Roberta Fusco, Adele Piccirillo, Mario Sansone, Vincenza Granata, Paolo Vallone, Maria Luisa Barretta, Teresa Petrosino, Claudio Siani, Raimondo Di Giacomo, Maurizio Di Bonito, Gerardo Botti and Antonella Petrillo
Purpose: The aim of the study was to estimate the diagnostic accuracy of textural, morphological and dynamic features, extracted by dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) images, by carrying out univariate and multivariate statist...
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